Penn State quarterback Matthew McGloin warms up before an NCAA college football game against Nebraska at Memorial Stadium in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

Penn State's J.R. Refice stretches before an NCAA college football game against Nebraska at Memorial Stadium in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

Nebraska head coach Bo Pelini bumps fists with his players prior to an NCAA college football game against Penn State in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

Penn State's Garry Gilliam (89) stiff-arms Nebraska's Daimion Stafford in the first half of an NCAA college football game in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

Nebraska quarterback Taylor Martinez runs with the ball in the first half of an NCAA college football game against Penn State in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

Penn State's Zach Zwinak (28) runs for a touchdown past Nebraska's Sean Fisher (42) and Alonzo Whaley (45) in the first half of an NCAA college football game in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

Penn State quarterback Matthew McGloin throws under pressure from Nebraska's Ciante Evans (17) in the first half of an NCAA college football game in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

Penn State's Zach Zwinak (28) stiff-arms Nebraska's Daimion Stafford, left, in the first half of an NCAA college football game in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

Penn State's Jesse James (18) scores a touchdown ahead of a tackle by Nebraska's Sean Fisher (42), with teammate Matt Lehman (84), during the first half of an NCAA college football game, Saturday, Nov. 10, 2012, in Lincoln, Neb. (AP Photo/Dave Weaver)

Nebraska quarterback Taylor Martinez throws in the first half of an NCAA college football game against Penn State in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

Penn State's Zach Zwinak (28) manages to hold on to a pass with Nebraska's Will Compton (51) nearby in the first half of an NCAA college football game in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

Penn State quarterback Matthew McGloin throws in the first half of an NCAA college football game against Nebraska in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Dave Weaver)

Penn State's Allen Robinson, bottom, who was trying for an incomplete pass, is vaulted by Nebraska's Alonzo Whaley in the first half of an NCAA college football game in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Dave Weaver)

Penn State's Jesse James, left, celebrates his touchdown against Nebraska with teammate Matt Lehman in the first half of an NCAA college football game in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

Nebraska head coach Bo Pelini looks at the scoreboard in the first half of an NCAA college football game against Penn State in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Dave Weaver)

Penn State head coach Bill O'Brien follows the first half of an NCAA college football game against Nebraska in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

Penn State's Zach Zwinak (28) fumbles the ball for a turnover following a tackle by Nebraska's Alonzo Whaley (45), in the first half of an NCAA college football game, Saturday, Nov. 10, 2012, in Lincoln, Neb. At left is Nebraska's Will Compton (51) and Jason Ankrah is right. (AP Photo/Dave Weaver)

Nebraska's Eric Martin, right, grabs the face mask of Penn State quarterback Matthew McGloin in the second half of an NCAA college football game in Lincoln, Neb., Saturday, Nov. 10, 2012. Nebraska won 32-23. (AP Photo/Nati Harnik)

Penn State's Matt Lehman, bottom left, fumbles the ball before entering Nebraska's end zone with Nebraska's Will Compton (51) and David Santos defending in the second half of an NCAA college football game in Lincoln, Neb., Saturday, Nov. 10, 2012. Nebraska won 32-23. (AP Photo/Nati Harnik)

Penn State head coach Bill O'Brien makes the touchdown gesture as officials rule that Penn State's Matt Lehman fumbled the ball before entering Nebraska's end zone in the second half of an NCAA college football game in Lincoln, Neb., Saturday, Nov. 10, 2012. Nebraska won 32-23. (AP Photo/Nati Harnik)

Penn State head coach Bill O'Brien jogs off the field following an NCAA college football game against Nebraska in Lincoln, Neb., Saturday, Nov. 10, 2012. Nebraska won 32-23. (AP Photo/Nati Harnik)

Penn State quarterback Matthew McGloin walks off the field following an NCAA college football game against Nebraska, Saturday, Nov. 10, 2012, in Lincoln, Neb. Nebraska won 32-23. (AP Photo/Nati Harnik)

Nebraska's Ameer Abdullah (8) leads his team in a pregame huddle before their NCAA college football game against Penn State, Saturday, Nov. 10, 2012, in Lincoln, Neb. (AP Photo/Dave Weaver)

Nebraska's Kyler Reed (25) is pursued by Penn State's Gerald Hodges after catching a 56-yard pass from quarterback Taylor Martinez in the second half of an NCAA college football game in Lincoln, Neb., Saturday, Nov. 10, 2012. Nebraska won 32-23. (AP Photo/Nati Harnik)

Nebraska's Imani Cross (32) celebrates a touchdown with teammate Spencer Long (61) during their Saturday,Nov. 10, 2012, NCAA college football game against Penn State in Lincoln, Neb. (AP Photo/Dave Weaver)

Nebraska's Taylor Martinez (3) laughs with referees during a timeout during their NCAA college football game against Penn State, Saturday, Nov. 10, 2012, in Lincoln, Neb. (AP Photo/Dave Weaver)

Nebraska's Taylor Martinez (3) tries to get away from Penn State's Gerald Hodges (6) and Michael Mauti (42) during their NCAA college football game, Saturday, Nov. 10, 2012, in Lincoln, Neb. (AP Photo/Dave Weaver)

Nebraska's Eric Martin, center, tries to get past Penn State's Donavan Smith (76) and Mike Dieffenback (65) during their NCAA college football game, Saturday, Nov. 10, 2012, in Lincoln, Neb. (AP Photo/Dave Weaver)

Nebraska's Ameer Abdullah (8) tries to get around Penn State's Gerald Hodges (6) during their NCAA college football game, Saturday, Nov. 10, 2012, in Lincoln, Neb. (AP Photo/Dave Weaver)

Nebraska coach Bo Pelini celebrates a field goal during their NCAA college football game against Penn State, Saturday, Nov. 10, 2012, in Lincoln, Neb. The field goal gave Nebraska a 32-23 lead late in the fourth quarter. No. 18 Nebraska defeated Penn State 32-23. (AP Photo/Dave Weaver)

Penn State's Jacob Fagnano (27), Stephon Morris (12) and Jesse Della Valle hold up the ball prior to their NCAA college football game against Nebraska in Lincoln, Neb., Saturday, Nov. 10, 2012. (AP Photo/Nati Harnik)

FILE - In this Nov. 11, 2012, file photo, Nebraska's Eric Martin, center, tries to get past Penn State's Donavan Smith (76) and Mike Dieffenback (65) during an NCAA college football game in Lincoln, Neb. Martin has become one of the most disruptive defensive players in the Big Ten, and with defensive lineman Baker Steinkuhler out because of injury, the No. 14 Cornhuskers will be counting on Martin even more in Saturday night's Big Ten championship game in Indianapolis. (AP Photo/Dave Weaver, File)